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Finding the Fourth Proportional to 217,577.60, 326,358.18 and 59,801.96

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Solution

The fourth proportional to 217,577.60, 326,358.18 and 59,801.96 is: 89,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,577.60 : 326,358.18 = 59,801.96 : x
  2. Step 2: Convert to fraction form
    217,577.60/326,358.18 = 59,801.96/x
  3. Step 3: Cross multiply
    217,577.60x = 326,358.18 × 59,801.96
  4. Step 4: Simplify right side
    217,577.60x = 19,516,858,826.03
  5. Step 5: Solve for x
    x = 19,516,858,826.03/217,577.60
  6. Step 6: Final answer
    x = 89,700.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.